Keystones — Bedrock
Five GCSE retrieval questions · 24 May 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 21 + 35
Answer: 21 + 35 = 56 -
2. Algebra Substitution
If x = 4, find the value of 2x + 10
Answer: 18 -
3. Geometry Converting lengths
Convert 10m to cm
Answer: 1000cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:12
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 20, 16, 6, 12
Answer: 13.5